.maodian {
    position: relative;
    top: -0.8rem;
}

.w1520 {
    padding-left: 10.4vw;
    padding-right: 10.4vw;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    width: 100%;
}

.p74_ {
    padding-bottom: 0.74rem;
}

.index_title {
    width: 100%;
    margin-top: 0.48rem;
    text-align: center;
    position: relative;
    font-weight: bold;
    font-size: 0.36rem;
    color: #333333;
}
.index_title::before{
    content: "";
    position: absolute;
    width: 0.5rem;
    height: 0.05rem;
    background: #D82128;
    border-radius: 0.03rem;
    bottom: -0.2rem;
    left: 50%;
    transform: translateX(-50%);
}
.bg {
    background: #f7f7f7;
}


.cases_info_ {
    margin-top: 0.45rem;
}
.DevelopmentHistory .swiper_box {
    margin-left: 10.4vw;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}
.DevelopmentHistory .swiper_box .banner {
    margin-top: 1.1rem;
    margin-bottom: 0.55rem;
    height: 4rem;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide {
    padding-left: 0.5rem;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding-bottom: 2rem;
    cursor: pointer;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item {
    padding-left: 0.22rem;
    position: relative;
    top: 0;
    transition: 0.33s;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item .top {
    position: relative;
    -webkit-transition: 0.4s;
    -o-transition: 0.4s;
    transition: 0.4s;
    font-weight: 400;
    font-size: 0.28rem;
    color: #333333;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot {
    margin-top: 0.14rem;
    line-height: 0.2rem;
    -webkit-transition: 0.4s;
    -o-transition: 0.4s;
    transition: 0.4s;
    max-height: 1.1rem;
    overflow: auto;
    overflow-x: hidden;
    overflow-y: auto;
    padding-right: 10px;
    font-weight: 400;
    font-size: 0.16rem;
    color: #7D7D7D;
    line-height: 2.2;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot::-webkit-scrollbar {
    width: 1px;
    height: 2px;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot::-webkit-scrollbar-thumb {
    border-radius: 2px;
    background: #D82128;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot::-webkit-scrollbar-track {
    border-radius: 2px;
    background: rgba(0, 0, 0, 0.1);
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot p {
    margin-bottom: 0.2rem;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item::before {
    content: "";
    position: absolute;
    left: -0.06rem;
    top: 0.16rem;
    -webkit-transition: 0.4s;
    -o-transition: 0.4s;
    transition: 0.4s;
    width: 0.14rem;
    height: 0.14rem;
    background: #FFFFFF;
    border: 0.02rem solid #D82128;
    border-radius: 50%;
}
.DevelopmentHistory .swiper_box .banner .swiper-slide .item::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0.37rem;
    height: calc(100% - 0.2rem);
    width: 0.02rem;
    background: #EAEAEA;
}
.DevelopmentHistory .swiper_box .banner .active .item .top {
    font-size: 0.28rem;
    color: #D82128;
}
.DevelopmentHistory .swiper_box .banner .active .item::before {
    top: 0.15rem;
    background: #D82128;
}
.DevelopmentHistory .swiper_box .banner .active .item::after {
    top: 0.4rem;
}
.DevelopmentHistory .box {
    margin-top: 1rem;
    display: flex;
    align-items: center;
}
.DevelopmentHistory .box .banner1 {
    width: 94%;
}
.DevelopmentHistory .box .banner1 .swiper-slide {
    cursor: pointer;
}
.DevelopmentHistory .box .banner1 .swiper-slide p {
    font-weight: 400;
    font-size: 0.2rem;
    color: #333333;
    text-align: center;
    cursor: pointer;
}
.DevelopmentHistory .box .banner1 .active p {
    font-weight: bold;
    color: #D82128;
}
.DevelopmentHistory .box .button{
    width: 0.46rem;
    height: 0.46rem;
    background: #FFFFFF;
    border: 0.01rem solid #BFBFBF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.DevelopmentHistory .box .button img {
    width: 0.21rem;
    height: 0.11rem;
    object-fit: contain;
    filter: brightness(0);
    transition: all 0s;
}
.DevelopmentHistory .box .button:hover {
    background: #D82128;
    border: 0.01rem solid #D82128;
}
.DevelopmentHistory .box .button:hover img{
    filter: brightness(0) invert(1);
}
.DevelopmentHistory .img_box {
    margin-left: 10.4vw;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    margin-top: -2rem;
}
.DevelopmentHistory .img_box .img_list {
    position: relative;
    left: 0;
    -webkit-transition: 0.6s ease;
    -o-transition: 0.6s ease;
    transition: 0.6s ease;
}
.DevelopmentHistory .img_box .img_list>img {
    height: 1.85rem;
    position: relative;
    left: 0;
}
.DevelopmentHistory .img_box .img_list .bgimg {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    background: url("../image/tu2.png") no-repeat;
    background-position: -800px 50%;
    -webkit-transition: 0.6s ease-in;
    -o-transition: 0.6s ease-in;
    transition: 0.6s ease-in;
    background-size: auto 100%;
    -webkit-mask-image: url("../image/tu3.png");
    -webkit-mask-size: auto 100%;
}

.lpk_phone {
    display: none;
}

@media screen and (max-width: 1400px) {
    .index_title {
        font-size: 0.42rem;
    }
}

@media screen and (max-width: 1280px) {
    .DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot {
        line-height: initial;
    }
}

@media screen and (max-width: 1024px) {
    .w1520 {
        padding-left: 5vw;
        padding-right: 5vw;
    }
    .index_title {
        font-size: 0.32rem;
    }
    .DevelopmentHistory .swiper_box .banner .swiper-slide .item {
        top: 0 !important;
    }
    .DevelopmentHistory .swiper_box .banner {
        height: 2rem;
    }
    .DevelopmentHistory .swiper_box .banner .swiper-slide {
        padding-bottom: 0;
        padding-left: 0.3rem;
    }
    .DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot {
        font-size: 14px;
        line-height: 0.22rem;
    }
    .DevelopmentHistory .swiper_box {
        margin-left: 5vw;
    }
    .DevelopmentHistory .box {
        margin-top: 0.7rem;
    }
    .DevelopmentHistory .box .button i {
        position: relative;
        top: -2px;
    }
}


@media screen and (max-width: 669px) {
    .index_title {
        font-size: 0.26rem;
    }
    .DevelopmentHistory .box .banner1 {
        width: 82%;
    }
    .DevelopmentHistory .box .banner1 .swiper-slide p {
        line-height: 21px;
    }
    .DevelopmentHistory .swiper_box .banner .swiper-slide .item .bot {
        font-size: 12px;
        line-height: 18px;
    }
}

/*# sourceMappingURL=./style.css.map */
@keyframes marquee {
    0% {
        transform: translateZ(0);
    }
    100% {
        transform: translate3d(0, calc(-50% - 0.25rem), 0);
    }
}